Picture this: You have found yourself in a survival-type situation. Luckily, you were well prepared with emergency food, water, and supplies when the survival situation first began, but it has been several months, and your food supply is running low. It’s time to turn to nature for some added sustenance. You walk outside and look around you. There is enough plant life outside to feed everyone, but how do you know which plants are edible and which ones are potentially poisonous? This situation is not the stuff of science fiction novels. Every single person who has found him/herself in a...